Combination of initial files and some new code for login and user registration.

app/lib/Firefly/Helper/Email/EmailHelper.php

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+<?php
+namespace Firefly\Helper\Email;
+
+class EmailHelper implements EmailHelperInterface
+{
+    public function sendVerificationMail(\User $user)
+    {
+
+        $verification = \Str::random(32);
+        $user->verification = $verification;
+        $user->save();
+        $email = $user->email;
+        $data = ['verification' => $verification];
+
+        \Mail::send(
+            ['emails.user.verify-html', 'emails.user.verify-text'], $data, function ($message) use ($email) {
+                $message->to($email, $email)->subject('Verify your e-mail address.');
+            }
+        );
+    }
+
+    public function sendPasswordMail(\User $user)
+    {
+
+        $password = \Str::random(12);
+        $user->password = \Hash::make($password);
+        $user->verification = \Str::random(32); // new one.
+        $user->save();
+        $email = $user->email;
+
+
+        $data = ['password' => $password];
+        \Mail::send(
+            ['emails.user.register-html', 'emails.user.register-text'], $data, function ($message) use ($email) {
+                $message->to($email, $email)->subject('Welcome to Firefly!');
+            }
+        );
+    }
+
+} 

app/lib/Firefly/Helper/Email/EmailHelperInterface.php

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+<?php
+
+namespace Firefly\Helper\Email;
+
+interface EmailHelperInterface {
+
+    public function sendVerificationMail(\User $user);
+    public function sendPasswordMail(\User $user);
+
+} 

app/lib/Firefly/Helper/HelperServiceProvider.php

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+<?php
+namespace Firefly\Helper;
+
+use Illuminate\Support\ServiceProvider;
+
+class HelperServiceProvider extends ServiceProvider
+{
+
+
+    // Triggered automatically by Laravel
+    public function register()
+    {
+        // mail:
+        $this->app->bind(
+            'Firefly\Helper\Email\EmailHelperInterface',
+            'Firefly\Helper\Email\EmailHelper'
+        );
+    }
+
+}

app/lib/Firefly/Storage/StorageServiceProvider.php

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+<?php
+namespace Firefly\Storage;
+
+use Illuminate\Support\ServiceProvider;
+
+class StorageServiceProvider extends ServiceProvider
+{
+
+
+    // Triggered automatically by Laravel
+    public function register()
+    {
+        // storage:
+        $this->app->bind(
+            'Firefly\Storage\User\UserRepositoryInterface',
+            'Firefly\Storage\User\EloquentUserRepository'
+        );
+    }
+
+}

app/lib/Firefly/Storage/User/EloquentUserRepository.php

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+<?php
+
+
+namespace Firefly\Storage\User;
+
+class EloquentUserRepository implements UserRepositoryInterface
+{
+    public function __construct()
+    {
+    }
+
+    public function register()
+    {
+        $user = new \User;
+        $user->email = \Input::get('email');
+        $user->migrated = 0;
+        $user->verification = \Str::random(32);
+        $user->password = \Hash::make(\Str::random(12));
+
+        if (!$user->isValid()) {
+            \Log::error('Invalid user');
+            \Session::flash('error', 'Input invalid, please try again.');
+            return false;
+        }
+        $user->save();
+        return $user;
+    }
+
+    public function auth()
+    {
+        $user = \User::where('email', \Input::get('email'))->first();
+        if (!is_null($user)) {
+            if (\Hash::check(\Input::get('password'), $user->password)) {
+            }
+        }
+        return false;
+    }
+
+    public function findByVerification($verification)
+    {
+        return \User::where('verification', $verification)->first();
+    }
+
+}

app/lib/Firefly/Storage/User/UserRepositoryInterface.php

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+<?php
+
+
+namespace Firefly\Storage\User;
+
+
+interface UserRepositoryInterface
+{
+    public function register();
+    public function auth();
+
+    public function findByVerification($verification);
+
+
+}